it is the latest health trend. the vitamin c shower. you are watching "world news now." ♪ >> classic. love that song. >> even in the bark fashion. >> yep. >> what do you get when you mix jingle bell holiday spirit with a bouncing new puppy. >> at the white house it wasn't canine carolling but it head added to the festivities. and of course anything involving a puppy makes it our favorite story of the day. here's maib mary bruce. >> reporter: someone maybe a little too excited for the holidays. sonny, the newest member of the obama family joined the first lady and children for holiday cheer. bounding with excitement, her first christmas at the white house. she got too rambunctious for this toddler. with a hand from mrs. obama and a kiss from sonny, the tiny tot was just fine. the first lady welcomed military families to the white house to unveil this year's decorations and thank them for their sacrifices. >> no matter what challenges you all face, during the holidays or any other time during the year, you all just dig a little deeper.